end User Support Engineer Interview Questions and Answers

Switch connects devices within a network based on MAC addresses, while router connects multiple networks based on IP addresses.

• Switch operates at layer 2 of the OSI model, while router operates at layer 3.

• Switch forwards data only to the intended recipient based on MAC addresses, while router forwards data between different networks based on IP addresses.

• Switch is used to create LANs, while router is used to connect different networks such as LANs and WANs.

• Example: A switch i...read more

Domain, DHCP, and IP addressing are key components of network infrastructure.

• Domain: A domain is a group of networked computers that share a common set of rules for access and security.

• DHCP: DHCP (Dynamic Host Configuration Protocol) is a network protocol that automatically assigns IP addresses to devices on a network.

• IP addressing: IP addressing is the method used to assign unique numerical identifiers to devices on a network for communication.

• Example: A company's domain may...read more

50 ohm transmission impedance is chosen for its balance between power handling capability and signal integrity.

• 50 ohm impedance provides a good balance between power handling capability and signal integrity

• It is a common standard in RF and microwave systems

• Helps minimize signal reflections and losses in transmission lines

• Compatible with a wide range of components and devices

The blue screen of death (BSOD) is an error screen displayed on Windows operating systems when a critical system error occurs.

• It is also known as a stop error or system crash.

• It is typically caused by hardware or driver issues.

• When a BSOD occurs, the system halts and displays a blue screen with error codes and a description of the problem.

• Users may need to restart their computer to recover from a BSOD.

• Examples of BSOD error codes include DRIVER_IRQL_NOT_LESS_OR_EQUAL, PAGE_FA...read more